– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 10 am Wed 01 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Wed 01 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Wed 01 Jul Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 4mm), mostly falling on Thu night. Very mild (max 18°C on Fri afternoon, min 9°C on Wed night). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Warm (max 22°C on Sun afternoon, min 12°C on Sat night). Wind will be generally light. | |||||||||||||||||
Wednesday 1 | Thursday 2 | Friday 3 | Saturday 4 | Sunday 5 | Monday 6 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | | |  | | | |  |  |  | | | | |
rain shwrs | rain shwrs | rain shwrs | cloudy | light rain | light rain | rain shwrs | rain shwrs | some clouds | rain shwrs | rain shwrs | some clouds | some clouds | clear | clear | some clouds | clear | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.3 | 0.3 | 0.1 | — | 0.1 | 2 | 0.5 | 0.4 | — | 0.1 | 0.1 | — | — | — | — | — | — | — |
max °C | 12 | 15 | 13 | 15 | 16 | 13 | 14 | 18 | 17 | 16 | 18 | 16 | 18 | 22 | 19 | 19 | 22 | 18 |
min °C | 10 | 14 | 9 | 12 | 15 | 12 | 13 | 17 | 12 | 13 | 18 | 12 | 14 | 21 | 14 | 16 | 22 | 13 |
chill °C | 10 | 14 | 9 | 12 | 15 | 12 | 13 | 17 | 12 | 13 | 18 | 12 | 14 | 21 | 14 | 16 | 22 | 13 |
Freezing level m | 2550 | 2650 | 2900 | 2800 | 2900 | 2800 | 3150 | 3400 | 3200 | 2800 | 3050 | 3500 | 3650 | 3850 | 4000 | 3750 | 3850 | 3850 |
Cloud base (m) | 750 | 1700 | 2050 | 1900 | 1800 | 600 | 750 | 900 | 950 | 8950 | 5450 | 8900 | 5750 | |||||
 | 5:09 | — | — | 5:09 | — | — | 5:09 | — | — | 5:11 | — | — | 5:11 | — | — | 5:11 | — | — |
 | — | — | 9:14 | — | — | 9:13 | — | — | 9:13 | — | — | 9:13 | — | — | 9:12 | — | — | 9:12 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Light rain (total 4mm), mostly falling on Thu night. Very mild (max 18°C on Fri afternoon, min 9°C on Wed night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Mostly dry. Warm (max 22°C on Sun afternoon, min 12°C on Sat night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.